Knock sensor Opel Vectra A

Simtec Fuel Injection Knock Sensor

1 – sensor; 2 - bolt

 

PROCESS

1. Remove the ground cable from the battery. 2. Disconnect the electrical connectors from the intake air temperature sensor and hot air mass meter. 3. Remove the crankcase ventilation hoses. 4. Disconnect the coolant supply hoses from the engine air intake, hot air roulette, and the air intake on top of the air cleaner and throttle body. 5. Using a screwdriver, loosen the mounting brackets for the injectors of the first and fourth cylinders on the connecting strips and at the same time lift the strips. There are six connections on the back of the strips, four of which are for fuel injectors. 6. Disconnect the electrical wires of the knock sensor from the connecting plate. 7. Tie a piece of wire 1 m long to the electrical connector of the knock sensor. 8. Remove the knock sensor from the cylinder block (see figure). 9. Untie the excess wire from the electrical connector of the knock sensor.

Installation

Installation is carried out in the reverse order of removal, taking into account the following points ...

PROCESS

1. Clean the contact surfaces of the knock sensor and cylinder block. Use only standard bolts and washers to mount the knock sensor. 2. Carefully install the knock sensor on the cylinder block and secure with a bolt, tightening to the required torque. 3. Place the knock sensor harness between the tabs on the intake manifold. Disconnect the excess wire from the electrical connector. 4. Insert the knock sensor electrical connector into the connector block. 5. Position the nozzle spring clips so that they do not interfere with the latch of the connecting collars. Make sure that there is good contact between the connecting strip and the nozzle. 6. Lock the connector straps until you hear a click. 7. Check up a condition of sleeves and reliability of their fastening on collars.